diff --git a/.gitignore b/.gitignore
index 47a3fdc..1368083 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,4 @@ jna-3.2.7.tar.bz2
 /jna-4.2.2-clean.tar.xz
 /jna-4.3.0-clean.tar.xz
 /jna-4.4.0-clean.tar.xz
+/jna-4.5.0-clean.tar.xz
diff --git a/0001-Adapt-build.patch b/0001-Adapt-build.patch
index b070b9d..26e8025 100644
--- a/0001-Adapt-build.patch
+++ b/0001-Adapt-build.patch
@@ -1,4 +1,4 @@
-From c72c148b343d0071cb89bb71caa56ce8c73cdd8f Mon Sep 17 00:00:00 2001
+From d9b409e9d7cf16a8bb109f3336cb8c8f4e8a3531 Mon Sep 17 00:00:00 2001
 From: Michael Simacek <msimacek@redhat.com>
 Date: Mon, 16 Jan 2017 11:29:06 +0100
 Subject: [PATCH 1/5] Adapt build
@@ -8,10 +8,10 @@ Subject: [PATCH 1/5] Adapt build
  1 file changed, 1 insertion(+), 2 deletions(-)
 
 diff --git a/native/Makefile b/native/Makefile
-index a465660..1325d8c 100644
+index 6f9ad25..3712a9e 100644
 --- a/native/Makefile
 +++ b/native/Makefile
-@@ -107,7 +107,7 @@ CDEFINES=-D_REENTRANT
+@@ -97,7 +97,7 @@ CDEFINES=-D_REENTRANT
  PCFLAGS=-W -Wall -Wno-unused -Wno-parentheses
  CFLAGS=$(PCFLAGS) $(CFLAGS_EXTRA) $(COPT) $(CDEBUG) $(CDEFINES) $(CINCLUDES) \
         -DJNA_JNI_VERSION='"$(JNA_JNI_VERSION)"' -DCHECKSUM='"$(CHECKSUM)"'
@@ -20,7 +20,7 @@ index a465660..1325d8c 100644
  ifeq ($(DYNAMIC_LIBFFI),true)
  CFLAGS += $(shell pkg-config --cflags libffi 2>/dev/null || echo)
  LIBS += $(shell pkg-config --libs libffi 2>/dev/null || echo -lffi)
-@@ -432,7 +432,6 @@ $(BUILD)/$(JNA_JNI_VERSION).stamp:
+@@ -455,7 +455,6 @@ $(BUILD)/$(JNA_JNI_VERSION).stamp:
  
  $(LIBRARY): $(JNIDISPATCH_OBJS) $(FFI_LIB)
  	$(LD) $(LDFLAGS) $(JNIDISPATCH_OBJS) $(FFI_LIB) $(LIBS)
@@ -29,5 +29,5 @@ index a465660..1325d8c 100644
  $(TESTLIB): $(BUILD)/testlib.o
  	$(LD) $(LDFLAGS) $< $(LIBS)
 -- 
-2.9.3
+2.13.5
 
diff --git a/0002-Load-system-library.patch b/0002-Load-system-library.patch
index e4f7472..23d81be 100644
--- a/0002-Load-system-library.patch
+++ b/0002-Load-system-library.patch
@@ -1,4 +1,4 @@
-From a94220ca2121dc886a2f1f643bc53ac56575701d Mon Sep 17 00:00:00 2001
+From d16fea5f0fb7720ca4d7b58d4facfb36eb293ef4 Mon Sep 17 00:00:00 2001
 From: Michael Simacek <msimacek@redhat.com>
 Date: Mon, 16 Jan 2017 11:31:32 +0100
 Subject: [PATCH 2/5] Load system library
@@ -8,7 +8,7 @@ Subject: [PATCH 2/5] Load system library
  1 file changed, 4 insertions(+), 93 deletions(-)
 
 diff --git a/src/com/sun/jna/Native.java b/src/com/sun/jna/Native.java
-index 274bb78..39c57f4 100644
+index 91b195f..9ac3815 100644
 --- a/src/com/sun/jna/Native.java
 +++ b/src/com/sun/jna/Native.java
 @@ -829,101 +829,12 @@ public final class Native implements Version {
@@ -118,5 +118,5 @@ index 274bb78..39c57f4 100644
  
      static final String JNA_TMPLIB_PREFIX = "jna";
 -- 
-2.9.3
+2.13.5
 
diff --git a/0003-Tests-headless.patch b/0003-Tests-headless.patch
index 8686bcb..0607fa9 100644
--- a/0003-Tests-headless.patch
+++ b/0003-Tests-headless.patch
@@ -1,4 +1,4 @@
-From 22264992b93d5f0d92cef180fa491311b53dcd19 Mon Sep 17 00:00:00 2001
+From 02150119b13f944ed40ab9b6335eb1540de52516 Mon Sep 17 00:00:00 2001
 From: Michael Simacek <msimacek@redhat.com>
 Date: Mon, 16 Jan 2017 11:32:32 +0100
 Subject: [PATCH 3/5] Tests headless
@@ -8,10 +8,10 @@ Subject: [PATCH 3/5] Tests headless
  1 file changed, 1 insertion(+)
 
 diff --git a/build.xml b/build.xml
-index 051bdaa..121d7c8 100644
+index b956b6e..10fdab2 100644
 --- a/build.xml
 +++ b/build.xml
-@@ -1088,6 +1088,7 @@ osname=macosx;processor=x86;processor=x86-64;processor=ppc
+@@ -1118,6 +1118,7 @@ osname=macosx;processor=x86;processor=x86-64;processor=ppc
        <sysproperty key="jna.builddir" file="${build}"/>
        <sysproperty key="jna.nativedir" file="${build.native}"/>
        <jvmarg value="${vmopt.arch}"/>
@@ -20,5 +20,5 @@ index 051bdaa..121d7c8 100644
        <formatter type="brief" usefile="false"/>
        <formatter type="xml"/>
 -- 
-2.9.3
+2.13.5
 
diff --git a/0004-Fix-javadoc-build.patch b/0004-Fix-javadoc-build.patch
index efd2208..c8ce7a1 100644
--- a/0004-Fix-javadoc-build.patch
+++ b/0004-Fix-javadoc-build.patch
@@ -1,4 +1,4 @@
-From cbcbf6e6e47a1a9b6548314c2981290da4737c9c Mon Sep 17 00:00:00 2001
+From 5c45622fff4f2f4ed80b4619f4b575af6bac6a22 Mon Sep 17 00:00:00 2001
 From: Michael Simacek <msimacek@redhat.com>
 Date: Tue, 31 Jan 2017 14:21:19 +0100
 Subject: [PATCH 4/5] Fix javadoc build
@@ -8,10 +8,10 @@ Subject: [PATCH 4/5] Fix javadoc build
  1 file changed, 1 insertion(+)
 
 diff --git a/build.xml b/build.xml
-index 121d7c8..457e0fb 100644
+index 10fdab2..56f2b6e 100644
 --- a/build.xml
 +++ b/build.xml
-@@ -1193,6 +1193,7 @@ osname=macosx;processor=x86;processor=x86-64;processor=ppc
+@@ -1223,6 +1223,7 @@ osname=macosx;processor=x86;processor=x86-64;processor=ppc
        <group title="Platform Specific" packages="com.sun.jna.platform.*"/>
  
        <arg value="-notimestamp"/>
@@ -20,5 +20,5 @@ index 121d7c8..457e0fb 100644
      <jar jarfile="${platform-javadoc-jar}">
        <fileset dir="${javadoc}" />
 -- 
-2.9.3
+2.13.5
 
diff --git a/0005-Fix-duplicate-manifest-entry.patch b/0005-Fix-duplicate-manifest-entry.patch
index 7ee066f..424ea52 100644
--- a/0005-Fix-duplicate-manifest-entry.patch
+++ b/0005-Fix-duplicate-manifest-entry.patch
@@ -1,4 +1,4 @@
-From 2f4dd94744a4367b5022837f64b7b113923580e8 Mon Sep 17 00:00:00 2001
+From 3e50e65e9139587414959e89e7721eff5c38552b Mon Sep 17 00:00:00 2001
 From: Mikolaj Izdebski <mizdebsk@redhat.com>
 Date: Mon, 10 Jul 2017 11:48:43 +0200
 Subject: [PATCH 5/5] Fix duplicate manifest entry
@@ -9,10 +9,10 @@ Resolves https://bugzilla.redhat.com/show_bug.cgi?id=1469022
  1 file changed, 2 insertions(+), 2 deletions(-)
 
 diff --git a/build.xml b/build.xml
-index 457e0fb..366cba2 100644
+index 56f2b6e..f9713da 100644
 --- a/build.xml
 +++ b/build.xml
-@@ -541,9 +541,9 @@ osname=macosx;processor=x86;processor=x86-64;processor=ppc
+@@ -561,9 +561,9 @@ osname=macosx;processor=x86;processor=x86-64;processor=ppc
                    includes="*jnidispatch*"
                    prefix="com/sun/jna/w32ce-arm"/>
      </jar>
@@ -25,5 +25,5 @@ index 457e0fb..366cba2 100644
  
    <target name="aar" depends="jar" description="Build Android Archive">
 -- 
-2.9.3
+2.13.5
 
diff --git a/jna.spec b/jna.spec
index d2a456d..7c8f556 100644
--- a/jna.spec
+++ b/jna.spec
@@ -1,6 +1,6 @@
 Name:           jna
-Version:        4.4.0
-Release:        7%{?dist}
+Version:        4.5.0
+Release:        1%{?dist}
 Summary:        Pure Java access to native libraries
 # Most of code is dual-licensed under either LGPL 2.1 only or Apache
 # License 2.0.  WeakIdentityHashMap.java was taken from Apache CXF,
@@ -126,6 +126,9 @@ install -m 755 build/native*/libjnidispatch*.so %{buildroot}%{_libdir}/%{name}/
 
 
 %changelog
+* Tue Sep 19 2017 Michael Simacek <msimacek@redhat.com> - 4.5.0-1
+- Update to upstream version 4.5.0
+
 * Thu Aug 03 2017 Fedora Release Engineering <releng@fedoraproject.org> - 4.4.0-7
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
 
diff --git a/sources b/sources
index ba58526..7108b40 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (jna-4.4.0-clean.tar.xz) = b3be08b309efc05c168901aab51358f1ad8c7feba7335745da685dc6afad3b5c12ba9d4198f139dbf9abe5d0bfa5947219edcbdf94d0350e6cb1ce4d40ae2570
+SHA512 (jna-4.5.0-clean.tar.xz) = 7d9e009bdc708ac139feec2eac994937bff5ae962b1fa4d684b0a824cc6f694a7e958a0df9e5949f2cdfd3e7e9f828ec174f3b304b0eb94db47131fa76a6a38e